Improvement in casters



'uted gieten @anni N @lilith-1;

Leiters Patent N0. 91,873, dated .Tune 29, 1869; an'tedated June 22,

IMPRQVEMENT IN CASTERS.

The Schedule referred to in these Letters Patent and making part ofthe'sama.

To all whom 'it may concern Be it known that I, T. L. RIVERS, of the cty and eounty'of St. Louis, State of Missouri, have invented a new and useful Improvement in Casters; and I do hereby declare thev following to be a full and exact description of the same. Y

'lhe figure represents a half section of Rivers caster, in which F is a ring, or plate of metal, with a shoulder on the under, and inside of it, so constructed as to hold the plates B and A down on each other, and on the. trunk, or block of wood to which the caster may be attached. v

B is a round plate of metal, with a easter attached. It is also provided with a shoulder, E E, placed directlyund'er the centre of the wheel, and has also a swivel, D,fso as to keep the plate and wheel Bsteady, and permit Vit\to turn on the plate A.

The plate A has an elevation in the centre, to Vmeet the swivel-joint D, and is made to lit the inside of the plate F.

Now pnt the platqB, with its wheel, inside the plate F, with its upper surface striking against the shoulder of t-he plate F; then put on the plate A, so the swiveljoint will come in contact; then turn it overl with A to' the bottoni, and screw F down permanently to the trunk, and the wheel will turn easily on the plate A,

'the weight resting on the shoulder E E.

Witnesses: 4

GEO. W. HALL, Wn. M. Eccmas. 

